feat: guardian and guardian_ninja schemas

lib/katana/accounts/user.ex

@@ -6,13 +6,15 @@ defmodule Katana.Accounts.User do
   @primary_key {:id, :binary_id, autogenerate: true}
   @foreign_key_type :binary_id
 
-  @registration_fields ~w(name email password)a
+  @registration_fields ~w(name email guardian_id password)a
 
   @derive {LiveVue.Encoder, except: [:hashed_password, :current_password, :confirmed_at]}
   schema "users" do
     field :name, :string
     field :email, :string
 
+    field :guardian_id, :binary_id
+
     field :password, :string, virtual: true, redact: true
     field :hashed_password, :string, redact: true
     field :current_password, :string, virtual: true, redact: true

lib/katana/guardians.ex

@@ -0,0 +1,118 @@
+defmodule Katana.Guardians do
+  @moduledoc """
+  The Guardians context.
+  """
+
+  import Ecto.Query, warn: false
+  alias Katana.Repo
+  alias Katana.Guardians.Guardian
+  alias Katana.GuardiansNinjas.GuardianNinja
+
+  @doc """
+  Returns the list of guardians.
+
+  ## Examples
+
+      iex> list_guardians()
+      [%Guardian{}, ...]
+
+  """
+  def list_guardians do
+    Repo.all(Guardian)
+  end
+
+  @doc """
+  Gets a single guardian.
+
+  Raises `Ecto.NoResultsError` if the Guardian does not exist.
+
+  ## Examples
+
+      iex> get_guardian!(123)
+      %Guardian{}
+
+      iex> get_guardian!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_guardian!(id), do: Repo.get!(Guardian, id)
+
+  @doc """
+  Creates a guardian.
+
+  ## Examples
+
+      iex> create_guardian(%{field: value})
+      {:ok, %Guardian{}}
+
+      iex> create_guardian(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_guardian(attrs \\ %{}) do
+    %Guardian{}
+    |> Guardian.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a guardian.
+
+  ## Examples
+
+      iex> update_guardian(guardian, %{field: new_value})
+      {:ok, %Guardian{}}
+
+      iex> update_guardian(guardian, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_guardian(%Guardian{} = guardian, attrs) do
+    guardian
+    |> Guardian.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a guardian.
+
+  ## Examples
+
+      iex> delete_guardian(guardian)
+      {:ok, %Guardian{}}
+
+      iex> delete_guardian(guardian)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_guardian(%Guardian{} = guardian) do
+    Repo.delete(guardian)
+  end
+
+  @doc """
+  Returns all Guardians linked to a given Ninja id.
+  """
+  def get_guardians_for_ninja(ninja_id) do
+    query =
+      from gn in GuardianNinja,
+        where: gn.ninja_id == ^ninja_id,
+        join: g in Guardian,
+        on: g.id == gn.guardian_id,
+        select: g
+
+    Repo.all(query)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking guardian changes.
+
+  ## Examples
+
+      iex> change_guardian(guardian)
+      %Ecto.Changeset{data: %Guardian{}}
+
+  """
+  def change_guardian(%Guardian{} = guardian, attrs \\ %{}) do
+    Guardian.changeset(guardian, attrs)
+  end
+end

lib/katana/guardians/guardian.ex

@@ -0,0 +1,19 @@
+defmodule Katana.Guardians.Guardian do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  @primary_key {:id, :binary_id, autogenerate: true}
+  @foreign_key_type :binary_id
+  schema "guardians" do
+    field :phone, :string
+
+    timestamps(type: :utc_datetime)
+  end
+
+  @doc false
+  def changeset(guardian, attrs) do
+    guardian
+    |> cast(attrs, [:phone])
+    |> validate_required([:phone])
+  end
+end

lib/katana/guardians_ninjas.ex

@@ -0,0 +1,104 @@
+defmodule Katana.GuardiansNinjas do
+  @moduledoc """
+  The GuardiansNinjas context.
+  """
+
+  import Ecto.Query, warn: false
+  alias Katana.Repo
+
+  alias Katana.GuardiansNinjas.GuardianNinja
+
+  @doc """
+  Returns the list of guardian_ninja.
+
+  ## Examples
+
+      iex> list_guardian_ninja()
+      [%GuardianNinja{}, ...]
+
+  """
+  def list_guardian_ninja do
+    Repo.all(GuardianNinja)
+  end
+
+  @doc """
+  Gets a single guardian_ninja.
+
+  Raises `Ecto.NoResultsError` if the Guardian ninja does not exist.
+
+  ## Examples
+
+      iex> get_guardian_ninja!(123)
+      %GuardianNinja{}
+
+      iex> get_guardian_ninja!(456)
+      ** (Ecto.NoResultsError)
+
+  """
+  def get_guardian_ninja!(id), do: Repo.get!(GuardianNinja, id)
+
+  @doc """
+  Creates a guardian_ninja.
+
+  ## Examples
+
+      iex> create_guardian_ninja(%{field: value})
+      {:ok, %GuardianNinja{}}
+
+      iex> create_guardian_ninja(%{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def create_guardian_ninja(attrs \\ %{}) do
+    %GuardianNinja{}
+    |> GuardianNinja.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Updates a guardian_ninja.
+
+  ## Examples
+
+      iex> update_guardian_ninja(guardian_ninja, %{field: new_value})
+      {:ok, %GuardianNinja{}}
+
+      iex> update_guardian_ninja(guardian_ninja, %{field: bad_value})
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def update_guardian_ninja(%GuardianNinja{} = guardian_ninja, attrs) do
+    guardian_ninja
+    |> GuardianNinja.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a guardian_ninja.
+
+  ## Examples
+
+      iex> delete_guardian_ninja(guardian_ninja)
+      {:ok, %GuardianNinja{}}
+
+      iex> delete_guardian_ninja(guardian_ninja)
+      {:error, %Ecto.Changeset{}}
+
+  """
+  def delete_guardian_ninja(%GuardianNinja{} = guardian_ninja) do
+    Repo.delete(guardian_ninja)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking guardian_ninja changes.
+
+  ## Examples
+
+      iex> change_guardian_ninja(guardian_ninja)
+      %Ecto.Changeset{data: %GuardianNinja{}}
+
+  """
+  def change_guardian_ninja(%GuardianNinja{} = guardian_ninja, attrs \\ %{}) do
+    GuardianNinja.changeset(guardian_ninja, attrs)
+  end
+end

lib/katana/guardians_ninjas/guardian_ninja.ex

@@ -0,0 +1,20 @@
+defmodule Katana.GuardiansNinjas.GuardianNinja do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  @primary_key {:id, :binary_id, autogenerate: true}
+  @foreign_key_type :binary_id
+  schema "guardian_ninja" do
+    field :ninja_id, :binary_id
+    field :guardian_id, :binary_id
+
+    timestamps(type: :utc_datetime)
+  end
+
+  @doc false
+  def changeset(guardian_ninja, attrs) do
+    guardian_ninja
+    |> cast(attrs, [:ninja_id, :guardian_id])
+    |> validate_required([:ninja_id, :guardian_id])
+  end
+end

lib/katana/ninjas.ex

@@ -0,0 +1,66 @@
+defmodule Katana.Ninjas do
+  @moduledoc """
+  The Ninjas context.
+  """
+
+  import Ecto.Query, warn: false
+  alias Katana.Repo
+  alias Katana.Ninjas.Ninja
+  alias Katana.GuardiansNinjas.GuardianNinja
+
+  @doc """
+  Creates a ninja.
+  """
+  def create_ninja(attrs \\ %{}) do
+    %Ninja{}
+    |> Ninja.changeset(attrs)
+    |> Repo.insert()
+  end
+
+  @doc """
+  Returns all ninjas.
+  """
+  def list_ninjas do
+    Repo.all(Ninja)
+  end
+
+  @doc """
+  Gets a single ninja by ID.
+  Raises `Ecto.NoResultsError` if not found.
+  """
+  def get_ninja!(id), do: Repo.get!(Ninja, id)
+
+  @doc """
+  Updates a ninja.
+  """
+  def update_ninja(%Ninja{} = ninja, attrs) do
+    ninja
+    |> Ninja.changeset(attrs)
+    |> Repo.update()
+  end
+
+  @doc """
+  Deletes a ninja.
+  """
+  def delete_ninja(%Ninja{} = ninja) do
+    Repo.delete(ninja)
+  end
+
+  def get_ninjas_for_guardian(guardian_id) do
+    query =
+      from gn in GuardianNinja,
+        where: gn.guardian_id == ^guardian_id,
+        join: n in Ninja,
+        on: n.id == gn.ninja_id,
+        select: n
+
+    Repo.all(query)
+  end
+
+  @doc """
+  Returns an `%Ecto.Changeset{}` for tracking ninja changes.
+  """
+  def change_ninja(%Ninja{} = ninja, attrs \\ %{}) do
+    Ninja.changeset(ninja, attrs)
+  end
+end